Low Earth orbit is starting to look less like pristine wilderness and more like a crowded shipping lane, with thousands of ...

Learn why only 14 out of over 6,000 exoplanets orbit two stars, and how Einstein’s general theory of relativity may be to blame.

A planet circling at a sharp 90-degree angle to the orbits of its two host stars has now been confirmed. This discovery challenges long-standing ideas about how planets form and orbit in the cosmos.

V1298 Tau links swollen young worlds to the compact planets that astronomers keep finding, and its timing signals made that ...

The classical picture of star and planet formation suggests that a star’s rotational axis and the orbital planes of its planets should be aligned. However, exoplanetary systems have considerable ...